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你试试这个数据

Posted by Sellihca at 2007-10-30 13:10:01
In Reply To:南京的J题怎么个DP 我怎么死活就是过不了啊? Posted by:ecjtunh at 2007-10-30 13:08:41
20 2 2
1 1
1 2

结果是20,而不是3

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